2021 Chevrolet Blazer Problems, Recalls & Reliability
195 owner complaints sit in the federal file for the 2021 Chevrolet Blazer, alongside 1 recall campaign and 0 defect investigations. It scores 10/100 on the trouble index — one of this model's quieter years. Electrical leads the reports.
One of the quieter years. Relative to its siblings, the 2021 Chevrolet Blazer has drawn well-below-average complaint volume with at least four years on the road.
Better year
Where 2021 sits among all Blazer years
What owners report
“Steering assist reduced message comes on and temperature guage goes down to cold not working and after you shut car off fan runs full force for 10 minutes. Shows no check engine light or no codes.”— owner report to NHTSA, 2021 Blazer
“Took 2021 Chevy Blazer to a Chevy dealer for small leak. 25000 miles and dealer said I have a leak in the radiator and needs to be replaced. If I didn't notice the small leak the engine could overheat, and possibly start a fire.”— owner report to NHTSA, 2021 Blazer
Recalls (1)
General Motors, LLC (GM) is recalling certain 2020 Chevrolet Bolt EV and 2021 GMC Canyon and Sierra 1500, 2500 and 3500, Yukon, Yukon XL, Cadillac Escalade and Escalade ESV and Chevrolet Blazer, Camaro, Colorado, Equinox, Silverado 1500, 2500 and 3500,…
Fix: GM will notify owners, and dealers will replace the suspect bolts, free of charge. The recall began January 29, 2021. Owners may contact GMC customer service at 1-800-462-8785, Cadillac customer…
Technical service bulletins
810 manufacturer communications — service bulletins, the biggest share on engine and electrical — are on file for the 2021 Chevrolet Blazer. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
See the 2021 Blazer TSB list →
Complaint history for this model year
When owners filed their reports — a long tail means problems kept surfacing for years.
Questions buyers ask
Is the 2021 Chevrolet Blazer reliable?
The 2021 Chevrolet Blazer drew 195 complaints in federal safety records — one of this model's quieter years. Its trouble index is 10/100, scored against the model's worst year (1995).
What are the most common 2021 Chevrolet Blazer problems?
The top reported problems for the 2021 Chevrolet Blazer are electrical (39 complaints), engine (39), and other (22).
Does the 2021 Chevrolet Blazer have recalls?
1 recall campaign applies to the 2021 Chevrolet Blazer. Recall repairs are free at any franchised dealer.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.